连词成句。
1. was, while, walking, I, saw, to, I, a, in, cat, school, a, tree
2. while, walking, was, car, the, exploded, past, I, it
3. said, he, living , he, in, was, London
4. I, speaking, to, you, you, the, were, while, saw, teacher
5. I, at, TV, 8 p. m., was, yesterday, watching
1. While I was walking to school I saw a cat in a tree.
2. While I was walking past the car it exploded.
3. He said he was living in London.
4. I saw you while you were speaking to the teacher.
5. I was watching TV at 8 p. m. yesterday.